1-(Pyrazin-2-yl)thiourea

1-(吡嗪-2-基)硫脲

Also known as: N-Pyrazinylthiourea, 1-(2-Pyrazinyl)thiourea, 1-Pyrazin-2-ylthiourea, Thiourea, N-2-pyrazinyl-, Thiourea, N-2-pyrazinyl, Pyrazin-2-ylthiourea

1-(Pyrazin-2-yl)thiourea (CAS 31437-05-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H6N4S and a molecular weight of 154.193 g/mol. It is also known as N-Pyrazinylthiourea, 1-(2-Pyrazinyl)thiourea and 1-Pyrazin-2-ylthiourea. Key properties include a boiling point of 311.6±45.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 142.3±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31437-05-5
Jingsj CID
J-1172149-5
Molecular Formula
C5H6N4S
Chinese Name
1-(吡嗪-2-基)硫脲
Molecular Weight
154.193 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point311.6±45.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point142.3±28.7 °C

Frequently Asked Questions

What is the CAS number of 1-(Pyrazin-2-yl)thiourea?

The CAS number of 1-(Pyrazin-2-yl)thiourea is 31437-05-5.

What are the molecular formula and molecular weight of 1-(Pyrazin-2-yl)thiourea?

1-(Pyrazin-2-yl)thiourea has molecular formula C5H6N4S and molecular weight 154.193 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-(Pyrazin-2-yl)thiourea (CAS 31437-05-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1172149-5 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.